Results 51 to 60 of about 738,822 (333)

Outflows From Evolved Stars: The Rapidly Changing Fingers Of CRL 618 [PDF]

open access: yes, 2013
Our ultimate goal is to probe the nature of the collimator of the outflows in the pre-planetary nebula CRL 618. CRL 618 is uniquely suited for this purpose owing to its multiple, bright, and carefully studied finger-shaped outflows east and west of its ...
Alcolea, Javier   +6 more
core   +2 more sources

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Preloaded latching device [PDF]

open access: yes, 1992
A latching device is disclosed which is lever operated sequentially to actuate a set of collet fingers to provide a radial expansion and to actuate a force mechanism to provide a compressive gripping force for attaching first and second devices to one ...
Nagy, Kornel, Wesselski, Clarence J.
core   +1 more source

Granular Rayleigh-Taylor Instability: Experiments and Simulations [PDF]

open access: yes, 2007
A granular instability driven by gravity is studied experimentally and numerically. The instability arises as grains fall in a closed Hele-Shaw cell where a layer of dense granular material is positioned above a layer of air.
Flekkoy, Eirik G.   +4 more
core   +1 more source

Finger Stiffness [PDF]

open access: yesJournal of Hand and Microsurgery, 2015
Background Finger stiffness varies substantially in patients with hand and upper extremity illness and can be notably more than expected for a given pathophysiology. In prior studies, pain intensity and magnitude of disability consistently correlate with coping strategies such as catastrophic thinking and kinesiophobia, which can be characterized as ...
Thijs C H, Oosterhoff   +2 more
openaire   +2 more sources

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Body Mass Index’s Role in Determining Maximum Mouth Opening Using the Three-Finger Index in People of Aligarh city, Uttar Pradesh

open access: yesJournal of Indian Academy of Oral Medicine and Radiology
Background: Mouth opening is significant for diagnosing many clinical conditions. Therefore, it becomes essential to establish normal maximum mouth opening (MMO). Aim: To study role of BMI while evaluating MMO using three-finger index.
Pradhuman Verma   +5 more
doaj   +1 more source

Molecular excitation in the Eagle nebula's fingers [PDF]

open access: yes, 2006
Context: The M16 nebula is a relatively nearby Hii region, powered by O stars from the open cluster NGC 6611, which borders to a Giant Molecular Cloud. Radiation from these hot stars has sculpted columns of dense obscuring material on a few arcmin scales.
Benjamin   +17 more
core   +3 more sources

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

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